278886240

素因数分解:

$2^5\times 3^7\times 5^1\times {\mathrm{797}}^1$

素因数の和:833

約数の個数: 192

約数和(自身を含む): 989392320

約数和(自身を除く): 710506080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 797, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1594, 1620, 1944, 2160, 2187, 2391, 2430, 2592, 2916, 3188, 3240, 3645, 3888, 3985, 4320, 4374, 4782, 4860, 5832, 6376, 6480, 7173, 7290, 7776, 7970, 8748, 9564, 9720, 10935, 11664, 11955, 12752, 12960, 14346, 14580, 15940, 17496, 19128, 19440, 21519, 21870, 23328, 23910, 25504, 28692, 29160, 31880, 34992, 35865, 38256, 38880, 43038, 43740, 47820, 57384, 58320, 63760, 64557, 69984, 71730, 76512, 86076, 87480, 95640, 107595, 114768, 116640, 127520, 129114, 143460, 172152, 174960, 191280, 193671, 215190, 229536, 258228, 286920, 322785, 344304, 349920, 382560, 387342, 430380, 516456, 573840, 581013, 645570, 688608, 774684, 860760, 968355, 1032912, 1147680, 1162026, 1291140, 1549368, 1721520, 1743039, 1936710, 2065824, 2324052, 2582280, 2905065, 3098736, 3443040, 3486078, 3873420, 4648104, 5164560, 5810130, 6197472, 6972156, 7746840, 8715195, 9296208, 10329120, 11620260, 13944312, 15493680, 17430390, 18592416, 23240520, 27888624, 30987360, 34860780, 46481040, 55777248, 69721560, 92962080, 139443120, 278886240]

約数ペア:

[(1, 278886240), (2, 139443120), (3, 92962080), (4, 69721560), (5, 55777248), (6, 46481040), (8, 34860780), (9, 30987360), (10, 27888624), (12, 23240520), (15, 18592416), (16, 17430390), (18, 15493680), (20, 13944312), (24, 11620260), (27, 10329120), (30, 9296208), (32, 8715195), (36, 7746840), (40, 6972156), (45, 6197472), (48, 5810130), (54, 5164560), (60, 4648104), (72, 3873420), (80, 3486078), (81, 3443040), (90, 3098736), (96, 2905065), (108, 2582280), (120, 2324052), (135, 2065824), (144, 1936710), (160, 1743039), (162, 1721520), (180, 1549368), (216, 1291140), (240, 1162026), (243, 1147680), (270, 1032912), (288, 968355), (324, 860760), (360, 774684), (405, 688608), (432, 645570), (480, 581013), (486, 573840), (540, 516456), (648, 430380), (720, 387342), (729, 382560), (797, 349920), (810, 344304), (864, 322785), (972, 286920), (1080, 258228), (1215, 229536), (1296, 215190), (1440, 193671), (1458, 191280), (1594, 174960), (1620, 172152), (1944, 143460), (2160, 129114), (2187, 127520), (2391, 116640), (2430, 114768), (2592, 107595), (2916, 95640), (3188, 87480), (3240, 86076), (3645, 76512), (3888, 71730), (3985, 69984), (4320, 64557), (4374, 63760), (4782, 58320), (4860, 57384), (5832, 47820), (6376, 43740), (6480, 43038), (7173, 38880), (7290, 38256), (7776, 35865), (7970, 34992), (8748, 31880), (9564, 29160), (9720, 28692), (10935, 25504), (11664, 23910), (11955, 23328), (12752, 21870), (12960, 21519), (14346, 19440), (14580, 19128), (15940, 17496)]